Table 4. Multivariate Analyses of Relation between Transfusion and Morbidity

APACHE = acute physiology, age, and chronic health evaluation; CI = confidence interval; CNS = central nervous system; ICU-LOS = length of stay at intensive care unit; MVT = mechanical ventilation time; OR = odds ratio; POMI = perioperative myocardial infarction; RBC = red blood cell concentrate.